Content for PCB

High Current Half-Bridge with Over Current Shutdown

“The project presented here is a versatile high voltage Half-Bridge with Over-Current Shutdown. The project is built using LT1158 IC from Analog Devices. It is suited for many applications as listed below. A single input pin on the LT1158 synchronously …

3V to 5V DC Output Step-Up DC-DC Converter using MAX668

“The project presented here is a powerful constant-frequency, pulse-width modulating (PWM), current-mode step-up DC-DC switching regulator efficiently producing 5V from input voltages between 3V to 5V. The project can be used in a portable device that works with a …

81 LED Chaser - 555 Project

“If you have ever checked out 555 projects on the net, you may have come across an LED chaser. For those old enough, it’s the same thing that Kitt used in Knight Rider! However, where most LED chasers use …

Arduino based Digital Audio FM Radio using RDA5807

“Its cool while working with digital circuits in frequency modulation, Gives you flexibility and more features with the custom PCB design. Hello guys, today we are going to have a look on, How I made an Arduino based FM and …

Let’s Build Some World Class Hydrophones

“I spent 20 years in the Navy as a Submariner. Although I wasn’t a Sonar Tech, I spent a lot of time in the Sonar Shack listening. You could hear all sorts of things; whales, crustaceans, pile drivers building …

High Current MOSFET Based Power Switch with Gate Driver

“This power load switch project provides a simple and inexpensive method for power control. It is intended for driving a resistive or inductive load. A TTL logic signal from the system turns the load switch ON and OFF. The project …

Infrared remote control clone utility

“IR Clone is an open-source infrared remote control signal analysis and generating tool. IR Clone is an open-source IR remote control analyzer tool. This utility can analyze any IR remote control that modulates the IR signal with a 38kHz carrier …

Penkesu Computer - A Homebrew Retro-style Handheld PC

“Penkēsu (Japanese: ペンケース) is a retro-style handheld device powered by a Raspberry Pi Zero 2 W, a 7.9 inch widescreen display (400 x 1280 resolution), and a 48-keys ortholinear mechanical keyboard. Display Waveshare 7.9inch …

Privacy Respecting Nanoleaf Replacement Light Panels

“In the following I am going to describe my own version of the light panels that, in my view, eliminate all the disadvantages of the commercial products while keeping all the advantages. I am aware that others have made similar …

Single Key Touch Sensor using LM2907

“This is a single key device featuring a touch ON (Momentary) output. The project is built using the LM2907 chip. The board provides stable sensing and has a wide working power supply range 5V to 12V DC and consumes 20mA …